5ST3020
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If you're unsure whether this part is a perfect match, please contact us.
| Condition | Warehouse | Stock | Price | |
|---|---|---|---|---|
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New Sealed
Full 24 months warranty Est. shipping: July 15 2026 |
WM66-5S | Enquire now | £9.00 | Add to Cart |
|
New Sealed
Full 24 months warranty Est. shipping: June 22 2026 |
WM62-5S | 55+ in stock | £15.00 | Add to Cart |
|
New Sealed
Full 24 months warranty Est. shipping: June 24 2026 |
WM76-5S | 55+ in stock | £15.00 | Add to Cart |
|
New Sealed
Full 24 months warranty Est. shipping: June 15 2026 |
WM22-5S | 100+ in stock | £26.50 | Add to Cart |
|
New Sealed
Full 24 months warranty Est. shipping: June 11 2026 |
WM49-5S | 10+ in stock | - | Get Quote |
|
New Sealed
Full 24 months warranty Est. shipping: June 15 2026 |
WM44-5S | 10+ in stock | - | Get Quote |
|
New
Full 12 months warranty Est. shipping: June 15 2026 |
WM14-5S | Low stock | £11.00 | Add to Cart |
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New
Full 12 months warranty Est. shipping: June 17 2026 |
WM89-5S | 30+ in stock | £29.50 | Add to Cart |
|
New
Full 12 months warranty Est. shipping: July 10 2026 |
WM74-5S | 50+ in stock | £33.50 | Add to Cart |
|
New
Full 12 months warranty Est. shipping: June 15 2026 |
WM44-5S | 20+ in stock | - | Get Quote |
|
New
Full 12 months warranty Est. shipping: June 22 2026 |
WM46-5S | Low stock | - | Get Quote |
|
New
Full 12 months warranty Est. shipping: June 15 2026 |
WM61-5S | 25+ in stock | - | Get Quote |
|
New Without Original Box
Full 12 months warranty Est. shipping: June 15 2026 |
WM72-5S | 20+ in stock | £24.00 | Add to Cart |
|
Used
Full 12 months warranty Est. shipping: June 15 2026 |
WM75-5S | Low stock | £10.00 | Add to Cart |
|
Used
Full 12 months warranty Est. shipping: June 15 2026 |
WM44-5S | Low stock | - | Get Quote |
| Buying more than one? | Get Quote | |||
Full 12 months warranty
The 5ST3020 is an auxiliary switch designed for use with miniature circuit breakers. It features a fault signal contact configuration with one normally open (NO) and one normally closed (NC) contact, suitable for monitoring and signaling fault conditions. The device has a depth of approximately 70 mm and a height of around 90 mm, with a cross-sectional capacity of 2.5 mm². It is compatible with various Siemens miniature circuit breaker series, including 5SL, 5SY, 5SP, RCBO 5SU1, and FI 5SV.
Siemens is a global leader in industrial automation, digitalisation, and electrification, offering products such as PLCs, drives, industrial robots, and process control systems. Known for innovation and sustainability, Siemens’ technologies enhance efficiency, safety, and performance across industries like manufacturing, energy, and healthcare.
***CJS Automation is NOT an authorised distributor of Siemens***
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